FIRST AID USMLE STEP 1 |ACTUAL QUESTIONS
AND VERIFIED ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Abdominal pain, ascites, and hepatomegaly
CORRECT ANSWER
Budd-Chiari syndrome (posthepatic venous thrombosis)
-Absence of JVD
Question 2
Abdominal pain, diarrhea, leukocytosis, recent antibiotic use
CORRECT ANSWER
Clostridium difficile infection
Question 3
Achilles tendon xanthoma
CORRECT ANSWER
Familial hypercholesterolemia (decreased LDL receptor signaling)
Question 4
Adrenal hemorrhage, hypotension, DIC
CORRECT ANSWER
Waterhouse-Friderichsen syndrome (menengococcemia)
1
,Question 5
Anaphylaxis following blood transfusion
CORRECT ANSWER
IgA deficiency
Question 6
Anterior "drawer sign" ⊕
CORRECT ANSWER
Anterior cruciate ligament injury
Question 7
Arachnodactyly, lens dislocation, aortic dissection, hyperflexible joints
CORRECT ANSWER
Marfan syndrome (fibrillin defect)
Question 8
Athlete with polycythemia
CORRECT ANSWER
2° to erythropoietin injection
Question 9
2
,Back pain, fever, night sweats
CORRECT ANSWER
Pott disease (vertebral TB)
Question 10
Bilateral acoustic schwannomas
CORRECT ANSWER
Neurofibromatosis type 2
Question 11
Bilateral hilar adenopathy, uveitis
CORRECT ANSWER
Sarcoidosis (noncaseating granulomas)
Question 12
Black eschar on face of patient with diabetic ketoacidosis
CORRECT ANSWER
Mucor or Rhizopus fungal infection
Question 13
Blue sclera, brittle bones
CORRECT ANSWER
Osteogenesis imperfecta (type I collagen defect)
3
, Question 14
Bluish line on gingiva
CORRECT ANSWER
Burton line (lead poisoning)
Question 15
Bone pain, bone enlargement, arthritis
CORRECT ANSWER
Paget disease of bone (osteoblastic and osteoclastic activity)
Question 16
Bounding pulses, diastolic heart murmur, head bobbing
CORRECT ANSWER
Aortic regurgitation
Question 17
"Butterfly" facial rash and Raynaud phenomenon in a young female
CORRECT ANSWER
Systemic lupus erythematosus
Question 18
4
AND VERIFIED ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Abdominal pain, ascites, and hepatomegaly
CORRECT ANSWER
Budd-Chiari syndrome (posthepatic venous thrombosis)
-Absence of JVD
Question 2
Abdominal pain, diarrhea, leukocytosis, recent antibiotic use
CORRECT ANSWER
Clostridium difficile infection
Question 3
Achilles tendon xanthoma
CORRECT ANSWER
Familial hypercholesterolemia (decreased LDL receptor signaling)
Question 4
Adrenal hemorrhage, hypotension, DIC
CORRECT ANSWER
Waterhouse-Friderichsen syndrome (menengococcemia)
1
,Question 5
Anaphylaxis following blood transfusion
CORRECT ANSWER
IgA deficiency
Question 6
Anterior "drawer sign" ⊕
CORRECT ANSWER
Anterior cruciate ligament injury
Question 7
Arachnodactyly, lens dislocation, aortic dissection, hyperflexible joints
CORRECT ANSWER
Marfan syndrome (fibrillin defect)
Question 8
Athlete with polycythemia
CORRECT ANSWER
2° to erythropoietin injection
Question 9
2
,Back pain, fever, night sweats
CORRECT ANSWER
Pott disease (vertebral TB)
Question 10
Bilateral acoustic schwannomas
CORRECT ANSWER
Neurofibromatosis type 2
Question 11
Bilateral hilar adenopathy, uveitis
CORRECT ANSWER
Sarcoidosis (noncaseating granulomas)
Question 12
Black eschar on face of patient with diabetic ketoacidosis
CORRECT ANSWER
Mucor or Rhizopus fungal infection
Question 13
Blue sclera, brittle bones
CORRECT ANSWER
Osteogenesis imperfecta (type I collagen defect)
3
, Question 14
Bluish line on gingiva
CORRECT ANSWER
Burton line (lead poisoning)
Question 15
Bone pain, bone enlargement, arthritis
CORRECT ANSWER
Paget disease of bone (osteoblastic and osteoclastic activity)
Question 16
Bounding pulses, diastolic heart murmur, head bobbing
CORRECT ANSWER
Aortic regurgitation
Question 17
"Butterfly" facial rash and Raynaud phenomenon in a young female
CORRECT ANSWER
Systemic lupus erythematosus
Question 18
4
